To pronounce "sulphonium", say SULPH-on-ium — 3 syllables. Tap play below to hear it in four English accents, or practice it syllable by syllable.
sulphonium
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Accent
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3
Syllables
10
Letters
SULPH-on-ium
Say it like
"sulphonium" has 3 syllables: sulph-on-ium. It rhymes with sulfonium, if that helps it stick.
Sounds exactly like: sulfonium — easy to mix up when writing.
Practicing rhymes trains the same ending sounds.
"Sulphonium" has 3 syllables: sulph · on · ium.
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